Hazel Barraclough

Bib: 34931 F GB

0:00
0:00
/ mi
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Overall
#0 / 59786
Gender (Female)
#0 / 26115
Division (F18-39)
#0 / 14744
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
12:28/mi
38:43
49125
10K· 6.21 mi
11:55/mi
1:15:44
5081
15K· 9.32 mi
12:31/mi
1:54:36
4451
20K· 12.43 mi
14:04/mi
2:38:18
6740
Half· 13.10 mi
13:37/mi
2:47:26
27
25K· 15.53 mi
14:33/mi
3:22:52
5063
30K· 18.64 mi
14:06/mi
4:06:38
6946
35K· 21.75 mi
14:35/mi
4:51:54
8788
40K· 24.85 mi
13:27/mi
5:33:39
5875
Finish· 26.22 mi
13:23/mi
5:51:54
1418
Course Elevation
503ft
Total climb
166ft
Range
6 to 172 ft
613ft
Total descent
About the height of the Statue of Liberty

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The Course

Half Splits

1st Half· via Half
2:47:2612:47 /mi⚡ faster
2nd Half
3:04:2814:04 /mi+10.2%
Positive split — 10.2% slower in the second half
AI Race Performance Report

Hazel's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
38:4312:283.11 mi38:43
12:28
-
10K
1:15:4412:123.10 mi37:01
11:55
-0:33
15K
1:54:3612:183.11 mi38:52
12:31
+0:36
20K
2:38:1812:453.11 mi43:42
14:04
+1:33
Half(13.10 mi)
2:47:2612:470.67 mi9:08
13:37
-0:27
25K
3:22:5213:042.43 mi35:26
14:33
+0:56
30K
4:06:3813:143.11 mi43:46
14:06
-0:27
35K
4:51:5413:263.11 mi45:16
14:35
+0:29
40K
5:33:3913:263.10 mi41:45
13:27
-1:08
Finish(26.22 mi)
5:51:5413:261.37 mi18:15
13:23
-0:04
Trend:
Faster pace
Steady pace
Slower pace
More below

See the rest of Hazel's race

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Checkpoints & Pacing

Pace Line

Fastest Pace

11:55 /mi

Average Pace

13:26 /mi

Slowest Pace

14:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:54:36

33% of race

Time at Steady Pace

1:09:08

20% of race

Time at Slower Pace

2:48:10

48% of race

Average Pace: 13:25 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi557632312223122508711996719967
10K3.10 mi53671+209221712+141021712+1410514902029220292
15K3.11 mi52762+90921124+58821124+588508711996719967
20K3.11 mi53504-74221680-55621680-556549032278322783
Half(13.10 mi)0.67 mi53420+8421657+2321657+23524162138421384
25K2.43 mi53297+12321632+2521632+25527692161921619
30K3.11 mi52734+56321336+29621336+296494201985219852
35K3.11 mi52258+47621129+20721129+207488232000020000
40K3.10 mi51642+61620808+32120808+321450331820718207
Finish(26.22 mi)1.37 mi51518+12420760+4820760+48485081996819968

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
131 ft55 ft
49ft125ft
117 ft

Overall

50871

Females

19967

F18-39

19967

5K→10K

3.1 - 6.2 mi

Top 86%
55 ft24 ft
50ft81ft
45 ft

Overall

51490

Females

20292

F18-39

20292

10K→15K

6.2 - 9.3 mi

Top 85%
24 ft18 ft
44ft51ft
17 ft

Overall

50871

Females

19967

F18-39

19967

15K→20K

9.3 - 12.4 mi

Top 92%
18 ft45 ft
67ft40ft
38 ft

Overall

54903

Females

22783

F18-39

22783

20K→Half

12.4 - 13.1 mi

Top 88%
45 ft26 ft
8ft27ft
20 ft

Overall

52416

Females

21384

F18-39

21384

Half→25K

13.1 - 15.5 mi

Top 88%
25 ft12 ft
50ft63ft
20 ft

Overall

52769

Females

21619

F18-39

21619

25K→30K

15.5 - 18.6 mi

Top 83%
12 ft35 ft
69ft46ft
28 ft

Overall

49420

Females

19852

F18-39

19852

30K→35K

18.6 - 21.8 mi

Top 82%
35 ft34 ft
87ft88ft
23 ft

Overall

48823

Females

20000

F18-39

20000

35K→40K

21.8 - 24.9 mi

Top 75%
34 ft17 ft
58ft75ft
31 ft

Overall

45033

Females

18207

F18-39

18207

40K→Finish

24.9 - 26.2 mi

Top 81%
17 ft13 ft
14ft18ft
13 ft

Overall

48508

Females

19968

F18-39

19968

Passing Analysis

No position changes recorded for this athlete.

Public Race Data

London Marathon Events

London Marathon Events

Mika Timing

Mika Timing